Could this be the new DA* 400mm f4 or f5.6?
Pentax needs some long glass in it's army! Is this it. The pic looks like it was taken on one of the south island lakes in New Zealand.
Could NZ be Pentax \ Hoya's new AREA 51

That is obviously fake. The direction of light on the guys shoulder appears to be coming from the top right corner. Yet the camera and lens is somehow illuminated from the left, with no trace of the light from the right.